Birds

Displaying 3066 data points

Great Horned Owl (Bubo virginianus)

Citation:

Comparing the diet of Great Horned Owls (Bubo virginianus) in rural and urban areas of southwestern British Columbia.

Author(s)

Hindmarch, S. and Elliott, J.E.

Issue

4

Volume

128
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Units	Sex	Sample Size	Location	Type	Countries
Dietary Composition	Townsend vole: 57.3, pacific jumping mouse: 1.3, rat species: 33.4, eastern cottontail: 2.7, medium songbirds: 1.3, American crow: 1.3, family anatidae: 1.3, order coleoptera: 1.3	Percent by number in pellets/prey remains	%	NR		Central Surrey	Exposure Factor Datasets	CANADA
Dietary Composition	Townsend vole: 84.8, common muskrat: 1.0, rat species: 1.0, medium songbirds: 5.1, family anatidae: 5.1, order coleoptera: 3.0	Percent by number in pellets/prey remains	%	NR	See citation	Alaskan National Wildlife Area	Exposure Factor Datasets	CANADA
Dietary Composition	Townsend vole: 97.5, rat species: 2.5	Percent by number in pellets/prey remains	%	NR	See citation	Arthur Drive	Exposure Factor Datasets	CANADA
Dietary Composition	Townsend vole: 2.1, North American deer mouse: 21.3, rat species: 42.6, order lagomorpha: 2.1, eastern cottontail: 4.3, medium songbirds: 10.6, small songbirds: 6.4, American crow: 4.3, order coleoptera: 6.4	Percent by number in pellets/prey remains	%	NR	See citation	Crescent Park	Exposure Factor Datasets	CANADA
Dietary Composition	Townsend vole: 37.3, rat species: 25.5, eastern cottontail: 23.5, coast mole: 5.9, medium songbirds: 2.0, small songbirds: 2.0, American crow: 2.0, family anatidae: 2.0	Percent by number in pellets/prey remains	%	NR	See citation	Beach Groove Park	Exposure Factor Datasets	CANADA
Dietary Composition	Townsend vole: 70.3, North American deer mouse: 1.4, rat species: 1.4, shrew species: 9.5, American crow: 2.7, great blue heron: 1.4, barn owl: 10.8, order coleoptera: 2.7	Percent by number in pellets/prey remains	%	NR	See citation	Terra Nova Park	Exposure Factor Datasets	CANADA

Citation:

Effects of habitat disturbance on diets of Great Horned Owl (Bubo virginianus) in a cold desert.

Author(s)

Kremer, S.R. and Belk, M.C.

Issue

1

Volume

63
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Units	Sex	Life Cycle Stage	Sample Size	Location	Type	Countries
Dietary Composition	Mammalia: 95.74, aves: 0.85	Percent biomass in undisturbed site	%	B	Not Reported	2448	US Army Dugway Proving Ground	Exposure Factor Datasets	USA
Dietary Composition	Mammalia: 89.76, aves: 7.07	Percent biomass in disturbed site	%	B	Not Reported	1478	US Army Dugway Proving Ground	Exposure Factor Datasets	USA

Citation:

Risk assessment methodologies for exposure of great horned owls (Bubo virginianus) to PCBs on the Kalamazoo River, Michigan.

Author(s)

Strause, K.D., Zwiernik, M.J., Newsted, J.L., Neigh, A.M., Millsap, S.D., Park, C.S., Moseley, P.P., Kay, D.P., Bradley, P.W., Jones, P.D. and Blankenship, A.L.

Issue

1

Volume

4
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Units	Sex	Life Cycle Stage	Sample Size	Location	Type	Countries
Dietary Composition	Class aves: 24.8, class mammalia: 75.2, class crustacae: 0.0	Percent biomass	%	NR	Not Reported	285	Trowbridge	Exposure Factor Datasets	USA
Dietary Composition	Class aves: 13.8, class mammalia: 86.2, class crustacae: 0.0	Percent biomass	%	NR	Not Reported	285	Fort Cluster	Exposure Factor Datasets	USA

Double-crested Cormorant (Phalacrocorax auritus)

Citation:

Seasonal and annual patterns in density of double-crested cormorants in two coastal regions of Lake Huron.

Author(s)

Ridgway, M.S.

Issue

3

Volume

36
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Units	Sex	Life Cycle Stage	Location	Type	Countries
Population Density	See citation Table 1	Adults/sq km	Adults/sq km	NR	Adult	North Channel, Lake Huron	Exposure Factor Datasets	CANADA
Population Density	See citation Table 1	Adults/sq km	Adults/sq km	NR	Adult	Georgian Bay, Lake Huron	Exposure Factor Datasets	CANADA

Citation:

Annual Survival of Double-Crested Cormorants from the Great Lakes, 1979–2006.

Author(s)

Seamans, M.E., Ludwig, J.P., Stromborg, K., Ludwig II, F.E. and Ludwig, F.E.

Issue

sp1

Volume

35
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Life Cycle Stage	Location	Type	Countries
Survival/ Mortality	See citation Figure 4	Second-year birds	Adult	Great Lakes region	Exposure Factor Datasets	USA
Survival/ Mortality	See citation Figure 5	Hatch-year birds	Juvenile	Great Lakes region	Exposure Factor Datasets	USA

Citation:

Survivorship and mortality patterns of Double-crested Cormorants at Spider Island, Wisconsin, 1988–2006.

Author(s)

Stromborg, K.L., Ivan, J.S., Netto, J.K. and Courtney, C.R.

Issue

sp1

Volume

35
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Units	Life Cycle Stage	Location	Type	Countries
Survival/ Mortality	0.696	Survival, modeled average (Adult, at least 2 y)	Percent	Adult	Lake Michigan	Exposure Factor Datasets	USA
Survival/ Mortality	0.305	Survival, modeled average (first year)	Percent	Juvenile	Lake Michigan	Exposure Factor Datasets	USA
Survival/ Mortality	0.774	Survival, modeled average (Second/third year)	Percent	Juvenile	Lake Michigan	Exposure Factor Datasets	USA
Survival/ Mortality	0.633	Survival, modeled average (Adult, at least 4 y)	Percent	Adult	Lake Michigan	Exposure Factor Datasets	USA

Citation:

Diet of double-crested cormorants (Phalacrocorax auritus) wintering on the central Texas coast.

Author(s)

Withers, K. and Brooks, T.S.

Issue

1

Volume

49
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Units	Life Cycle Stage	Sample Size	Location	Type	Countries
Dietary Composition	Striped mullet: 25.5, gulf menhaden: 17.6, hardhead catfish: 11.8, Sciaendiae: 15.7, unidentifiable fish: 5.9	Frequency	%	Not Reported	51	Lavaca bay	Exposure Factor Datasets	USA
Dietary Composition	Striped mullet: 28.5, hardhead catfish: 2.5, gulf toadfish: 46.4 Sciaendiae: 0, unidentifiable fish: 3.6	Frequency	%	Not Reported	28	Laguna Madre	Exposure Factor Datasets	USA

Citation:

Recent population size, trends, and limiting factors for the double‐crested cormorant in western North America.

Author(s)

Adkins, J.Y., Roby, D.D., Lyons, D.E., Courtot, K.N., Collis, K., Carter, H.R., Shuford, W.D. and Capitolo, P.J.

Issue

7

Volume

78
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Location	Type	Countries
Population Density	See citation	Breeding pairs/location		Exposure Factor Datasets	USA

Citation:

Double-crested cormorants during the chick-rearing period at a large colony in Southern Ontario: analyses of chick diet, feeding rates and foraging directions.

Author(s)

Andrews, D.W., Fraser, G.S. and Weseloh, D.V.

Issue

sp1

Volume

35
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Units	Sex	Life Cycle Stage	Location	Type	Countries
Dietary Composition	2006: >93% alewife, 2007: 86.5%; balance made up of round goby, rainbow smelt, pumpkinseed	Chick diet	% by mass	B	Adult	Tommy Thompson Park, Lake Ontario	Exposure Factor Datasets	CANADA

Citation:

Reproductive success of colonial tree-nesting waterbirds in Prairie Pothole Wetlands and rivers throughout Northeastern South Dakota.

Author(s)

Baker, N.J., Dieter, C.D. and Bakker, K.K.

Issue

1

Volume

174
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Units	Sex	Life Cycle Stage	Sample Size	Location	Type	Countries
Clutch or Litter Size	2008: 1.79 ± 0.03, 2009: 1.96 ± 0.02	Brood size	Number of hatchlings	NR	Hatchling	2008: 493 nests, 2009: 559 nests	Northeast SD	Exposure Factor Datasets	USA
Time of Hatching or Parturition	2008: June 4, 2009: May 29	Earliest hatch date			Hatchling	2008: 493 nests, 2009: 559 nests	Northeast SD	Exposure Factor Datasets	USA
Hatching Success	2008: 49.5% [45.9-52.9 (95% CI)], 2009: 59.4% [55.8-63.1 (95% CI)]	Fledge success			Hatchling	2008: 28, 2009: 25	Northeast SD	Exposure Factor Datasets	USA

Citation:

Monitoring Colonial Nesting Birds in Estero Bay Aquatic Preserve.

Author(s)

Clark, C.P. and Leary, R.E.

Issue

2

Volume

76
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Life Cycle Stage	Location	Type	Condition	Countries
Population Density	See citation Figure 2	Active nests/11,000 ha	Adult	Estero Bay Aquatic Preserve	Exposure Factor Datasets	Breeding	USA

Citation:

Colony size and diet composition of piscivorous waterbirds on the lower Columbia River: implications for losses of juvenile salmonids to avian predation.

Author(s)

Collis, K., Roby, D.D., Craig, D.P., Adamany, S., Adkins, J.Y. and Lyons, D.E.

Issue

3

Volume

131
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Units	Sex	Life Cycle Stage	Sample Size	Location	Type	Countries
Dietary Composition	Herring, shad: 0.6, Peamouth/Pikeminnow: 24.0, Sucker: 5.8, Smelt: 0.3, Salmonid: 45.5, Stickleback: 5.0, Sculpin: 8.0, Surfperch: 0.3, Flounder: 8.5, Other: 1.8	Percent by mass from adult foregut and chick regurgitation samples	%	NR	Both Adults and Juveniles	206	Rice Island/Channel Markers	Exposure Factor Datasets	USA
Dietary Composition	Herring, shad: 27.8, Peamouth/Pikeminnow: 0.7, Sucker: 4.7, Smelt: 7.6, Salmonid: 15.9, Stickleback: 2.1, Sculpin: 9.2, Surfperch: 7.3, Flounder: Pacific sand lance: 1.8, Flounder: 9.8 Other: 1.3	Percent by mass from adult foregut and chick regurgitation samples	%	NR	Both Adults and Juveniles	128	East Sand Island	Exposure Factor Datasets	USA

Citation:

Spatial and temporal comparisons of double-crested cormorant diets following the establishment of alewife in Lake Champlain, USA.

Author(s)

DeBruyne, R.L., DeVault, T.L., Duerr, A.E., Capen, D.E., Pogmore, F.E., Jackson, J.R. and Rudstam, L.G.

Volume

38
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Units	Location	Type	Countries
Dietary Composition	Cyprinid, Lepomis spp., rainbow smelt, rock bass, white perch, yellow perch	Percent by number before alewife eastablishment	%		Exposure Factor Datasets	USA
Dietary Composition	Alewife ,cyprinid, Lepomis spp., rainbow smelt, rock bass, white perch, yellow perch	Percent by number after alewife eastablishment	%		Exposure Factor Datasets	USA

Citation:

Analysis of prey selection by double-crested cormorants: A 15-year diet study in Oneida Lake, New York.

Author(s)

DeBruyne, R.L., Coleman, J.T., Jackson, J.R., Rudstam, L.G. and VanDeValk, A.J.

Issue

2

Volume

142
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Units	Location	Type	Countries
Dietary Composition	See citation	Percent by number	%	Lake Oneida	Exposure Factor Datasets	USA
Dietary Composition	See citation	Percent by number	%	Lake Oneida	Exposure Factor Datasets

Citation:

Double-crested Cormorants (Phalacrocorax auritus) of Leech Lake, Minnesota: Temporal Variation of Diets and Assessment of Differential Prey Selection in Adults.

Author(s)

Hundt, P.J., Simons, A.M. and Pereira, D.L.

Issue

2

Volume

169
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Sex	Life Cycle Stage	Location	Type	Age-Specific	Countries
Dietary Composition	See citation	Percent composition and biomass	B	Adult		Exposure Factor Datasets	Leech Lake	USA
Dietary Composition	See citation	Percent composition and biomass	B	Chick		Exposure Factor Datasets	Leech Lake	USA

Citation:

From yellow perch to round goby: A review of double-crested cormorant diet and fish consumption at Three St. Lawrence River Colonies, 1999–2013.

Author(s)

Johnson, J.H., Farquhar, J.F., Klindt, R.M., Mazzocchi, I. and Mathers, A.

Issue

1

Volume

41
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Units	Sex	Life Cycle Stage	Sample Size	Location	Type	Countries
Dietary Composition	Pre-goby: 14.4, Transition 14.3, Post-goby: 20.1	Number of fish eaten per pellet by different periods	Numerb of fish	NR	Adult	Pre-goby: 3100, Transition 2206, Post-goby: 1028	Griswold Island	Exposure Factor Datasets	CANADA
Dietary Composition	Pre-goby: 11.9, Transition 12.7, Post-goby: 16.7	Number of fish eaten per pellet by different periods	Numerb of fish	NR	Adult	Pre-goby: 923, Transition 1631, Post-goby: 2035	McNair Island	Exposure Factor Datasets	CANADA
Dietary Composition	Pre-goby: 13.2, Transition 12.8, Post-goby: 17.0	Number of fish eaten per pellet by different periods	Numerb of fish	NR	Adult	Pre-goby: 1187, Transition 518, Post-goby: 1404	Strachan Island	Exposure Factor Datasets	CANADA
Dietary Composition	See citation Table 4	Percent species by number by different periods	%	NR	Not Reported	See citation	Three sites along St. Lawrence River	Exposure Factor Datasets	CANADA

Citation:

Little Galloo Island, Lake Ontario: two decades of studies on the diet, fish consumption, and management of double-crested cormorants.

Author(s)

Johnson, J.H., McCullough, R.D., Farquhar, J.F. and Mazzocchi, I.

Issue

2

Volume

41
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Units	Sex	Life Cycle Stage	Sample Size	Location	Type	Countries
Dietary Composition	Pre-goby: 10.15, Transition 10.25, Post-goby: 14.81	Number of fish eaten per pellet by different periods	Numerb of fish	NR	Not Reported	Pre-goby: 17,681, Transition 1800, Post-goby: 4662	Lilttle Galloo Island, Lake Ontario	Exposure Factor Datasets	CANADA
Dietary Composition	See citation Table 4	Percent species by number by different periods	%	NR	Not Reported	Pre-goby: 17,681, Transition 1800, Post-goby: 4662	Lilttle Galloo Island, Lake Ontario	Exposure Factor Datasets	CANADA

Citation:

Winter and summer home ranges and core use areas of double-crested cormorants captured near aquaculture facilities in the southeastern United States.

Author(s)

King, D.T., Strickland, B.K. and Radomski, A.A.

Issue

sp1

Volume

35
Exposure Endpoint Type	Endpoint Value	Units	Sex	Life Cycle Stage	Sample Size	Location	Type	Condition	Countries	Error
Home Range	17490 sq km	sq km	B	Adult	37	Mississipi Alluvial Valley (AR, MS, LA) & Upper Coastal Plain (AL, MS)	Exposure Factor Datasets	Over-wintering populations	USA	1986

Citation:

Density-dependent growth of double-crested cormorant colonies on Lake Huron.

Author(s)

Ridgway, M.S., Pollard, J.B. and Weseloh, D.C.

Issue

10

Volume

84
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Units	Location	Type	Condition	Countries
Population Density	1990: 3985, 1994: 9854, 1997: 8217, 2000: 12821, 2003: 11470	Number of nests	Number of nests	Georgian Bay, Lake Huron	Exposure Factor Datasets	Breeding	CANADA
Population Density	1990: 4310, 1994: 7281, 1997: 8494, 2000: 12441, 2003: 11527	Number of nests	Number of nests	North Channel, Lake Huron	Exposure Factor Datasets	Breeding	CANADA

Least Tern (Sterna antillarum)

Citation:

Reproductive ecology of the Least Tern along the lower Mississippi River.

Author(s)

Szell, C.C. and Woodrey, M.S.

Issue

1

Volume

26
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Units	Life Cycle Stage	Sample Size	Location	Type	Countries
Hatching Success	1995: 0.97, 1996: 0.03, 1997: 0.93		Ratio of hatched eggs:total eggs	Embryo	1995: 1472, 1996: 624, 1997: 349	Cow Island, lower Mississippi River	Exposure Factor Datasets	USA
Time of Mating/ Laying	1995: 179, 1996: 182, 1997: 161	Clutch initiation dates	Julian date	Embryo	1995: 240, 1996: 161, 1997: 481	Kangaroo Pt., lower Mississippi River	Exposure Factor Datasets	USA

Citation:

Productivity of endangered Least Terns (Sterna antillarum athalassos) below a hydropower and flood-control facility on the Arkansas River.

Author(s)

Leslie Jr, D.M., Wood, G.K. and Carter, T.S.

Issue

4

Volume

45
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Sex	Life Cycle Stage	Location	Type	Countries
Hatching Success	0.67	Fledglings/pair	NR	Fledgling	Arkansas River at Tulsa	Exposure Factor Datasets	USA

Citation:

Metapopulation dynamics of the California least tern.

Author(s)

Akçakaya, H.R., Atwood, J.L., Breininger, D., Collins, C.T. and Duncan, B.

Issue

4

Volume

67
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Sample Size	Location	Type	California Counties	Countries
Hatching Success	Review	Fledglings per nest	522	Venice Beach	Exposure Factor Datasets	Los Angeles	USA

Citation:

Chick survival, fledgling residency and evaluation of methods for estimating fledging success in least terns.

Author(s)

Bailey, J.P. and Servello, F.A.

Issue

4

Volume

31
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Units	Sex	Life Cycle Stage	Location	Type	Countries
Hatching Success	0.14-0.74	Fledging success	Number of fledgings/number of hatched chicks	NR	Fledgling	Towsn of Wells & Kennebunk	Exposure Factor Datasets	USA

Loggerhead Shrike (Lanius ludovicianus)

Citation:

Predation on desert mammals by Lanius ludovicianus (Laniidae).

Author(s)

Álvarez-Castañeda, S.T.

Issue

4

Volume

47
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Sample Size	Location	Type	Countries
Dietary Composition	Chaetodipus arenarius (11.0), Chaetopidus baileyi (20.5), Peromyscus eva (15.0)	Species captured (mean weight, g)	Not reported	Baja California Sur	Exposure Factor Datasets	MEXICO

Killdeer (Charadrius vociferus)

Citation:

Regional fidelity and movement patterns of wintering Killdeer in an agricultural landscape.

Author(s)

Sanzenbacher, P.M. and Haig, S.M.

Issue

1

Volume

25
Exposure Endpoint Type	Endpoint Value	Units	Sex	Life Cycle Stage	Sample Size	Location	Type	Countries	Error
Home Range	Winter residents: 7.73 sq km, year-round residents: 2.28 sq km	sq km	NR	Adult	Winter residents: 249, year-round residents: 86	Willamette Valley	Exposure Factor Datasets	USA	Winter residents: 3.19 sq km, year-round residents: 2.05 sq km

Burrowing Owl (Athene cunicularia)

Citation:

Diet and behavior of extralimital Western burrowing owls (Athene cunicularia hypogea) in tallgrass prairie.

Author(s)

Herse, M.R.

Issue

4

Volume

61
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Units	Sex	Life Cycle Stage	Sample Size	Location	Type	Countries
Dietary Composition	Vertebrates: 362, Arthropods: 233.2	Percent of total prey biomass	%	NR	Not Reported	2	Tall Grass Prairie National Preserve	Exposure Factor Datasets	USA
Dietary Composition	See citation Figure 2	Percent of total prey biomass at different breeding stages	%	NR	Not Reported	2	Tall Grass Prairie National Preserve	Exposure Factor Datasets	USA

Citation:

Burrowing Owl population-trend surveys in southern Alberta: 1991-2000.

Author(s)

Schmutz, J.K.

Issue

4

Volume

35
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Sex	Life Cycle Stage	Location	Type	Condition	Countries
Population Density	1993: 7.2, 1994: 1.9, 1995: 11.6, 1997: 13.5, 1998: 9.7, 1999: 9.7, 2000: 8.7	Nests/100 sq km	B	Adult	Brooks, Alberta	Exposure Factor Datasets	Breeding	CANADA
Population Density	1991: 32.6, 1993: 19.8, 1994: 17.2, 1997: 2.8, 1998: 5.7, 2000: 4.1	Nests/100 sq km	B	Adult	Hanna, Alberta	Exposure Factor Datasets	Breeding	CANADA

Citation:

Diet of western burrowing owls wintering in southern Texas.

Author(s)

Littles, C.J., Williford, D., Skoruppa, M.K., Woodin, M.C. and Hickman, G.C.

Issue

4

Volume

41
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Units	Sex	Life Cycle Stage	Sample Size	Location	Type	Countries
Dietary Composition	Arachnida: 7, Crustacea: <1, Insecta: see citation, Reptilia: <1, Aves: <1, Mammalia: see citation, Other vertebrates: <1	Percent count of prey items	%	NR	Not Reported	182	Southern coastal Texas	Exposure Factor Datasets	USA
Dietary Composition	Arachnida: 1, Crustacea: <1, Insecta: see citation, Reptilia: 2, Aves: 9, Mammalia: see citation, Other vertebrates: 8	Percent biomass of prey items	%	NR	Not Reported	182	Southern coastal Texas	Exposure Factor Datasets	USA

Citation:

Density and reproduction of burrowing owls along an urban development gradient.

Author(s)

Millsap, B.A. and Bear, C.

Issue

1

Volume

64
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Sex	Life Cycle Stage	Sample Size	Location	Type	Condition	Countries
Population Density	6.9	Breeding pairs/sq km	B	Adult	264	Cape Coral, Lee County	Exposure Factor Datasets	Breeding	USA

Citation:

Influence of vegetation on the nocturnal foraging behaviors and vertebrate prey capture by endangered Burrowing Owls.

Author(s)

Marsh, A., Wellicome, T. and Bayne, E.

Issue

1

Volume

9
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Sex	Life Cycle Stage	Sample Size	Location	Type	Countries
Dietary Composition	See citation Table 1	Vertebrate prey types by land-cover type	M	Adult	18	Between Alberta and Saskatchewan	Exposure Factor Datasets	CANADA

Citation:

A comparison of available prey and diet of Florida Burrowing Owls in urban and rural environments: a first study.

Author(s)

Mrykalo, R.J., Grigione, M.M. and Sarno, R.J.

Issue

3

Volume

111
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Units	Sex	Life Cycle Stage	Sample Size	Location	Type	Countries
Dietary Composition	Insecta: see citation, Arachnida: 9.1, Gastropoda: 0.8, Reptilia: 1.0, Aves: 2.9, Mammalia: 0.3	Percent frequency of occurrence	%	NR	Not Reported	55	Marco Island, urban habitat	Exposure Factor Datasets	USA
Dietary Composition	Insecta: see citation, Arachnida: 8.3, Gastropoda: 1.7, Reptilia: 0, Aves: 0.7, Mammalia: 0.2	Percent frequency of occurrence	%	NR	Not Reported	29	Rutland Ranch, rural habitat	Exposure Factor Datasets	USA

Citation:

Seabirds as part of migratory owl diet on Southeast Farallon Island, California.

Author(s)

Mills, K.

Volume

44
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Units	Sex	Life Cycle Stage	Sample Size	Location	Type	Countries
Dietary Composition	Mice: 57.0, Insects: 31.6, Petrels 32.9, Auklet: 2.5, Unknown bird: 10.1	Percent frequency of occurrence	%	NR	Not Reported	79	Southeast Farallon Island	Exposure Factor Datasets	USA

Citation:

Abundance and density of mountain plover (Charadrius montanus) and burrowing owl (Athene cunicularia) in eastern Colorado.

Author(s)

Tipton, H.C., Doherty Jr, P.F. and Dreitz, V.J

Issue

3

Volume

126
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Sample Size	Location	Type	Countries
Population Density	See citation Figure 2	Individuals/100ha	60	Eastern Colorado	Exposure Factor Datasets	USA

Citation:

Post-fledging survival of Burrowing Owls in Saskatchewan.

Author(s)

Todd, L.D., Poulin, R.G., Wellicome, T.I. and Brigham, R.M.

Issue

3

Volume

67
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Units	Sex	Life Cycle Stage	Sample Size	Location	Type	Countries
Survival/ Mortality	Fledging: 0.78 [0.68-0.88 (95%)], Dispersal: 0.71 [0.58-0.86 (95% CI)], Pre-migration: 1.00	Interval survival rate	%	B	Juvenile	Fledging:64, Dispersal: 49, Pre-migration: 18	Regina Plain, Saskatchewan	Exposure Factor Datasets	CANADA

Citation:

The diet of the Burrowing Owl, Athene cunicularia, in the arid lands of northeastern Patagonia, Argentina.

Author(s)

Nabte, M.J., Pardiñas, U.J. and Saba, S.L.

Issue

8

Volume

72
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Units	Sample Size	Location	Type	Countries
Dietary Composition	Mammals: 20.9, Birds: 0.6, Reptiles: 1.3, Chelicerates: 25.3, Lycosidae: 1.2, Bothriuridae: 24.1, Insects: 51.9	Percent frequency of occurrence	%	589	Protected Natural Area Penı´nsula Valde´ s, Chubut, Argentina	Exposure Factor Datasets	ARGENTINA

Citation:

Survival of Florida Burrowing Owls along an urban-development gradient.

Author(s)

Millsap, B.A.

Issue

1

Volume

36
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Units	Sex	Life Cycle Stage	Location	Type	Countries	Error
Survival/ Mortality	>60% developed: 0.81, 40-60% developed: 0.62, 20-39% developed: 0.62, <20% developed: 0.81	Estimated percent survival by percent urban housing development	%	M	Adult	Cape Coral, Lee County	Exposure Factor Datasets	USA	>60% developed: 0.04, 40-60% developed: 0.05, 20-39% developed: 0.05, <20% developed: 0.04
Survival/ Mortality	>60% developed: 0.11, 40-60% developed: 0.28, 20-39% developed: 0.43, <20% developed: 0.18	Estimated percent survival by percent urban housing development	%	B	Juvenile	Cape Coral, Lee County	Exposure Factor Datasets	USA	>60% developed: 0.02, 40-60% developed: 0.04, 20-39% developed: 0.08, <20% developed: 0.08
Survival/ Mortality	>60% developed: 0.69, 40-60% developed: 0.52, 20-39% developed: 0.69, <20% developed: 0.69	Estimated percent survival by percent urban housing development	%	F	Adult	Cape Coral, Lee County	Exposure Factor Datasets	USA	>60% developed: 0.04, 40-60% developed: 0.06, 20-39% developed: 0.04, <20% developed: 0.04

Citation:

Regional and seasonal diet of the Western Burrowing Owl in south central Nevada.

Author(s)

Hall, D.B., Greger, P.D. and Rosier, J.R.

Issue

1

Volume

69
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Units	Sex	Life Cycle Stage	Sample Size	Location	Type	Countries
Dietary Composition	Invertebrates: 97, Vertebrates: 66	Percent frequency of occurrence	%	NR	Not Reported	426	Nevada Test Site	Exposure Factor Datasets	USA
Dietary Composition	Invertebrates: 100, Vertebrates: 34	Percent frequency of occurrence	%	NR	Not Reported	213	Nevada Test Site	Exposure Factor Datasets	USA
Dietary Composition	Invertebrates: 83, Vertebrates: 67	Percent frequency of occurrence	%	NR	Not Reported	186	Nevada Test Site	Exposure Factor Datasets	USA
Dietary Composition	Invertebrates: 99, Vertebrates: 79	Percent frequency of occurrence	%	NR	Not Reported	806	Nevada Test Site	Exposure Factor Datasets	USA
Dietary Composition	Invertebrates: 95, Vertebrates: 67	Percent frequency of occurrence	%	NR	Not Reported	1631	Nevada Test Site	Exposure Factor Datasets	USA

Citation:

The diet of western burrowing owls in an urban landscape.

Author(s)

Trulio, L.A. and Higgins, P.

Issue

3

Volume

72
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Location	Type	California Counties	Countries
Dietary Composition	See citation Figure 1	Percent biomass/burrow		Exposure Factor Datasets	Santa Clara	USA

Citation:

Distribution and abundance of western burrowing owls (Athene Cunicularia hypugaea) in southeastern California.

Author(s)

Wilkerson, R.L. and Siegel, R.B.

Issue

3

Volume

56
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Sex	Life Cycle Stage	Location	Type	Countries
Population Density	See citation Table1	Breeding pairs/sq km	B	Adult	Northern Mojave Desert-eastern Sierra Nevada	Exposure Factor Datasets	USA

Citation:

Diet and food-niche breadth of burrowing owls (Athene cunicularia) in the Imperial Valley, California.

Author(s)

York, M.M., Rosenberg, D.K. and Sturm, K.K.

Issue

3

Volume

62
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Units	Sex	Life Cycle Stage	Sample Size	Location	Type	California Counties	Countries
Dietary Composition	Aranedia: 31.5, Coloptera: 51.9, Dermaptera: 64.8, Isopoda: 3.7, Lepidoptera: 14.8, Orthoptera: 98.2, Rodentia: 3.7, Solipugida: 40.7	Percent frequency of occurrence in stomach contents	%	NR	Not Reported	53	Calipatria State Prison	Exposure Factor Datasets	Imperial	USA

Citation:

Rodents new to the diet of the western burrowing owl (Athene cunicularia hypugaea).

Author(s)

Williford, D.L., Woodin, M.C., Skoruppa, M.K. and Hickman, G.C.

Issue

1

Volume

54
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Units	Sex	Life Cycle Stage	Sample Size	Location	Type	Countries
Dietary Composition	Baiomys taylori: 16, Reithrodontomys fulvescens: 11, Peromyscus: 7, Cryptotis parva: 6, Mus musculus: 6, Perognathus merriami: 3, Sigmodon hispidus: 1	Percent frequency of occurrence of mammalian species in pellets	%	NR	Not Reported	182	Southern Texas	Exposure Factor Datasets	USA

Citation:

Interactive Effects Of Prey And p, p′‐DDE On Burrowing Owl Population Dynamics.

Author(s)

Gervais, J.A., Hunter, C.M. and Anthony, R.G.

Issue

2

Volume

16
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Units	Sex	Life Cycle Stage	Sample Size	Location	Type	Error
Survival/ Mortality	0.12	Estimated percent survival	%	F	Juvenile	64	Naval Air Station Lemoore	Exposure Factor Datasets	0.025
Survival/ Mortality	0.557	Estimated percent survival	%	F	Adult	63	Naval Air Station Lemoore	Exposure Factor Datasets	0.071
Survival/ Mortality	0.277	Estimated percent survival	%	F	Juvenile	65	Naval Air Station Lemoore	Exposure Factor Datasets	0.1
Survival/ Mortality	0.575	Estimated percent survival	%	F	Adult	85	Naval Air Station Lemoore	Exposure Factor Datasets	0.065
Survival/ Mortality	0.294	Estimated percent survival	%	F	Adult	64	Naval Air Station Lemoore	Exposure Factor Datasets	0.053

Citation:

Space use and pesticide exposure risk of male burrowing owls in an agricultural landscape.

Author(s)

Gervais, J.A., Rosenberg, D.K. and Anthony, R.G.

Issue

1

Volume

67
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Units	Sex	Life Cycle Stage	Sample Size	Location	Type	California Counties	Countries
Home Range	98 [64-132 (95% CI)]	Mean by 95% fixed-kernel	ha	M	Adult	19	Naval Air Station Lemoore	Exposure Factor Datasets	Fresno	USA
Home Range	189 [122-256 (95% CI)]	Mean by 100% MCP	ha	M	Adult	22	Naval Air Station Lemoore	Exposure Factor Datasets	Fresno	USA

Clapper Rail (Rallus longirostris)

Citation:

Annual survival rates of migratory shore and upland game birds.

Author(s)

Arnold, T.W., De Sobrino, C.N. and Specht, H.M.

Issue

3

Volume

40
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Sex	Life Cycle Stage	Sample Size	Location	Type	Countries	Error
Survival/ Mortality	0.368	Mean annual survivial rate	NR	Adult	11329		Exposure Factor Datasets	USA	0.07
Survival/ Mortality	0.5	Mean annual survivial rate	NR	Adult	11329		Exposure Factor Datasets	USA	0.025

Citation:

Distribution and abundance of the Yuma clapper rail (Rallus longirostris yumanensis) in the Colorado River delta, Mexico.

Author(s)

Hinojosa-Huerta, O., DeStefano, S. and Shaw, W.W.

Issue

1

Volume

49
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Sex	Life Cycle Stage	Sample Size	Location	Type	Countries
Population Density	1999 EBS: 0.512, 1999 LBS: 0.507, 2000 EBS: 0.472, 2000 LBS: 0.523	Individuals/ha	NR	Not Reported	6629	Colorado River Delta	Exposure Factor Datasets	MEXICO

Citation:

Clapper rails as indicators of mercury and PCB bioavailability in a Georgia saltmarsh system.

Author(s)

Cumbee, J.C., Gaines, K.F., Mills, G.L., Garvin, N., Stephens, W.L., Novak, J.M. and Brisbin, I.L.

Issue

6

Volume

17
Exposure Endpoint Type	Endpoint Value	Units	Sex	Life Cycle Stage	Sample Size	Location	Type	Countries	Error
Home Range	0.28	ha	B	Adult	16	LCP Superfund Site, Tutle River	Exposure Factor Datasets	USA	0.8

Citation:

Avian communities of the Altamaha River estuary in Georgia, USA.

Author(s)

Brittain, R.A., Meretsky, V.J. and Craft, C.B.

Issue

3

Volume

122
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Sex	Life Cycle Stage	Location	Type	Condition	Countries
Population Density	90 [58-163 (95% CI)]	Breeding males/sq km	M	Adult	Sapelo Island salt marsh	Exposure Factor Datasets	Breeding	USA

Brown Pelican (Pelecanus occidentalis)

Citation:

Egg success, hatching success, and nest-site selection of brown pelicans, Gaillard Island, Alabama, USA.

Author(s)

Robinson, O.J. and Dindo, J.J.

Issue

2

Volume

123
Exposure Endpoint Type	Endpoint Value	Life Cycle Stage	Sample Size	Location	Type	Countries
Hatching Success	0	Embryo	NR	Gaillard Island	Exposure Factor Datasets	USA
Hatching Success	0.677	Embryo	NR	Gaillard Island	Exposure Factor Datasets	USA
Hatching Success	0.635	Embryo	NR	Gaillard Island	Exposure Factor Datasets	USA
Hatching Success	0.576	Embryo	NR	Gaillard Island	Exposure Factor Datasets	USA
Hatching Success	0.695	Embryo	NR	Gaillard Island	Exposure Factor Datasets	USA
Hatching Success	0.588	Embryo	NR	Gaillard Island	Exposure Factor Datasets	USA
Hatching Success	0.646	Embryo	NR	Gaillard Island	Exposure Factor Datasets	USA

Citation:

Long-Term Population and Colony Dynamics of Brown Pelicans (Pelecanus occidentalis) in Rapidly Changing Coastal Louisiana, USA.

Author(s)

Selman, W., Hess Jr, T.J. and Linscombe, J.

Issue

1

Volume

39
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Life Cycle Stage	Location	Type	Countries
Population Density	See citation Table 2	Nests/ha/year	Adult	Coastal LA	Exposure Factor Datasets	USA
Population Density	See citation Table 2	Colonies/ha/year	Both Adults and Juveniles	Coastal LA	Exposure Factor Datasets	USA

Citation:

Breeding distribution and abundance of seabirds on islands off north-central Chile.

Author(s)

Simeone, A., Luna-Jorquera, G., Bernal, M., Garthe, S., Sepúlveda, F., Villablanca, R., Ellenberg, U., Contreras, M., Muñoz, J. and Ponce, T.

Issue

2

Volume

76
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Life Cycle Stage	Location	Type	Countries
Population Density	See citation Table 2	Breeding pairs/ha	Adult	North central Chilean islands	Exposure Factor Datasets	CHILE

Citation:

Seabird diets provide early warning of sardine fishery declines in the Gulf of California.

Author(s)

Velarde, E., Ezcurra, E. and Anderson, D.W.

Issue

1332

Volume

3
Exposure Endpoint Type	Endpoint Value	Endpoint Description	Sample Size	Location	Type	Countries
Dietary Composition	See citation Figure 3	Proportion of anchovy:sardine	NR	Midriff Islands	Exposure Factor Datasets	MEXICO
Dietary Composition	0.83	Percentage of diet that is anchovy+sardine	NR	Midriff Islands	Exposure Factor Datasets	MEXICO

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